Lee Mack Ritenour (born January 11, 1952) is an American jazz guitarist who has recorded over 42 albums, appeared on over 3000 sessions, and has charted over 30 instrumental and vocal contemporary jazz hits since 1976. One of his most popular songs was the smash hit, “Is It You” in 1981. Ritenour is considered to be a pioneer in the Contemporary Jazz and jazz-funk genres of music.[citation needed]. Guitar Player Magazine awarded him with a Lifetime Achievement Award for the year 2010. His highly acclaimed and popular 2010 hit album Lee Ritenour's 6 String Theory had numerous awards in 2011 including, Guitar Album of the Year - Guitar International Magazine. UK’s Guitarist Magazine: The No. 1 Best 50 Guitar Albums of 2010. JAZZIZ Magazine Publisher’s Album of the Year. Top Albums of 2010 from Canada’s “The Guardian”. Lee was awarded at the 2011 Echo Awards in Germany (the German Grammy awards) for Best International Instrumentalist (Guitar) in conjunction with the album, 6 String Theory). -- wiki